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use writablefield style for serializer handling of self.default

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This commit is contained in:
Craig de Stigter 2013-03-18 16:05:34 +13:00
parent d6d5b1d82a
commit 101fa26ebc
1 changed files with 6 additions and 4 deletions
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10
rest_framework/serializers.py
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@ -358,11 +358,13 @@ class BaseSerializer(WritableField):
try:
value = data[field_name]
except KeyError:
if self.required:
raise ValidationError(self.error_messages['required'])
if self.default is None:
if self.default is not None and not self.partial:
# Note: partial updates shouldn't set defaults
value = copy.deepcopy(self.default)
else:
if self.required:
raise ValidationError(self.error_messages['required'])
return
value = copy.deepcopy(self.default)
# Set the serializer object if it exists
obj = getattr(self.parent.object, field_name) if self.parent.object else None